/***************************************************************************
 *   Copyright (C) 2008 by Marco Gulino                                    *
 *   marco.gulino@gmail.com                                                *
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 *   This program is distributed in the hope that it will be useful,       *
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
 *   GNU General Public License for more details.                          *
 *                                                                         *
 *   You should have received a copy of the GNU General Public License     *
 *   along with this program; if not, write to the                         *
 *   Free Software Foundation, Inc.,                                       *
 *   51 Franklin Street, Fifth Floor Boston, MA 02110-1301, USA            *
 ***************************************************************************/
#ifndef FILESSCANNER_H
#define FILESSCANNER_H

#include <QMultiHash>
#include <QObject>
#include "qdirinterface.h"
#include "qfileinfointerface.h"

#define INDEXED_FILES_COUNTER_SIZE 50  // workaround for qml slow down when receiving signal

class FilesScanner : public QObject
{
Q_OBJECT
public:
    FilesScanner(QObject *parent = 0);

    ~FilesScanner();
    FilesScanner& addScanDirectory(QDirInterfacePointer directory);
    qint64 scanForFiles();
    qint64 scanForEmptyDirs();
    QList<QDirSharedPointer> getEmptyDirs();

    int indexedFilesCount;
    int getIndexedFiles(){
        return indexedFilesCount;
    }

    inline QFileInfoInterfaceHash &foundFiles() { return m_foundFiles; }

signals:
    void indexedFilesCountChanged();
public slots:
    void newFileIndexed();
    void stop();
private:
    QList<QDirInterfacePointer> directories;
    QFileInfoInterfaceHash m_foundFiles;
    QList<QDirSharedPointer> emptyDirs;
};

#endif
